红外小波高斯降噪方法的应用，主要参考了PS中的高斯模糊方法-Gaussian noise infrared application of the method of wavelet

小波变换，硬阈值降噪，产生原始信号，在原信号中叠加入高斯白噪声，信号重构-Wavelet transform hard threshold noise reduction, resulting in the original signal, stacked Gaussian white noise to the original signal, signal reconstruction